EPD0227_1_A03 EPD0227_1_A04 EPD0227_1_C04 http://identifiers.org/mgd/MGI:4432137 Conditional ready|Reporter|Null/knockout Spns1<tm1a(EUCOMM)Wtsi> MGI:4432137 EPD0227_1_D01 EPD0227_1_F03 EPD0227_1_H01 EUCOMM-projects targeted mutation 1a, Wellcome Trust Sanger Institute